49751542 has 4 divisors (see below), whose sum is σ = 74627316. Its totient is φ = 24875770.

The previous prime is 49751531. The next prime is 49751543. The reversal of 49751542 is 24515794.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49751543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12437884 + ... + 12437887.

It is an arithmetic number, because the mean of its divisors is an integer number (18656829).

Almost surely, 2^49751542 is an apocalyptic number.

49751542 is a deficient number, since it is larger than the sum of its proper divisors (24875774).

49751542 is a wasteful number, since it uses less digits than its factorization.

49751542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24875773.

The product of its digits is 50400, while the sum is 37.

The square root of 49751542 is about 7053.4772984678. The cubic root of 49751542 is about 367.7919182420.

The spelling of 49751542 in words is "forty-nine million, seven hundred fifty-one thousand, five hundred forty-two".